Monkey see, monkey do
Ah, the handshake. We ditched it for the most part due to Covid-19, but we may not be able to shake this style of greeting indefinitely.
Bate via Giphy
Shaking hands is deeply ingrained in human culture, perhaps more than we realize. Our close cousins, chimpanzees, use handshakes to communicate too — indicating that the behavior is part of our shared evolutionary history.